<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8" />
		<title>5.列表过滤_computed实现</title>
		<!-- 引入Vue -->
		<script type="text/javascript" src="../js/vue.js"></script>
	</head>
	<body>
		<!-- 准备好一个容器-->
		<div id="demo">
			<h2>人员列表</h2>
			<input type="text" v-model="keyWord">
			<ul>
				<li v-for="p in persons2" :key="p.id">
					{{p.name}} - {{p.age}} - {{p.gender}}
				</li>
			</ul>
		</div>
	</body>

	<script type="text/javascript">
		//阻止 vue 在启动时生成生产提示。
		Vue.config.productionTip = false
		
		new Vue({
			el:'#demo',
			data:{
				keyWord:'',
				persons:[
					{id:'001',name:'马冬梅',age:19,gender:'女'},
					{id:'002',name:'周冬雨',age:20,gender:'女'},
					{id:'003',name:'周杰伦',age:21,gender:'男'},
					{id:'004',name:'帅邓伦',age:22,gender:'男'},
				]
			},
			computed: {
				persons2(){
					return this.persons.filter( person => person.name.indexOf(this.keyWord) !== -1)
				}
			}
		})
	</script>
</html>